<?php

// 0 1 1 2 3 5 8 13 21
// a b c
//   a b c
//     a b c

echo $a = 0;
echo " ";
echo $b = 1;
echo " ";

for(
 $i=1
 ;
 $i <= 10-2
 ;
 $c = $a + $b,
 $a = $b,
 $b = $c,
 printf("%d ",$c),
 $i++) ;



